Finding the Fourth Proportional to 16,876.82, 25,318.82 and 5,780.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,876.82 : 25,318.82 = 5,780.53 : x
2. Step 2: Convert to fraction form
   16,876.82/25,318.82 = 5,780.53/x
3. Step 3: Cross multiply
   16,876.82x = 25,318.82 × 5,780.53
4. Step 4: Simplify right side
   16,876.82x = 146,356,175.52
5. Step 5: Solve for x
   x = 146,356,175.52/16,876.82
6. Step 6: Final answer
   x = 8,672.02